Stocks to Watch: AAPL, URBN, DWA & More

Facebook - Venture capitalist and hedge fund manager Peter Thiel sold the majority of his remaining Facebook shares, according to an SEC filing. Thiel sold 22 million Facebook shares and will retain 5.6 million shares.

Manchester United - Billionaire hedge fund manager George Soros took a 7.85 percent passive stake in the English professional football club, according to an SEC filing. ManU debuted on the NYSE less than two weeks ago and has dipped more than 7 percent so far. (Click here for after-hours quote.)

Apple - The iPhone maker continued to inch higher in extended-hours trading after rallying in the regular session to log its best close at $665.15 a share. The company has now become the biggest stock ever, surpassing Microsoft's peak market cap of $618.9 billion back in December 1999. (Click here for after-hours quotes.)

Church & Dwight - The household-products manufacturer said it will acquire vitamins and supplements producer Avid Health for $650 million. The transaction is expected to close in the fourth quarter. In addition, Church & Dwight raised its 2013 earnings guidance, sending shares higher in extended-hours trading. (Click here for after-hours quote.)